Analysis

  • max time kernel
    149s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    31-05-2024 09:06

General

  • Target

    читы.exe

  • Size

    102KB

  • MD5

    58174445e23753c941d39dc0453ac348

  • SHA1

    40e3a9047c49cbae6818297adcd03896d28364c2

  • SHA256

    1e5034d37e7751fb4039157219aee679bf76a8d3b0185a86c0d2255477a58171

  • SHA512

    523ef9adae27b83d87166be13e87944d3816cad08103b65ae2c964bf8828c0c949030e9e967d56b2bf40bba5b9466f8e4d21ccc220892c5f9365e2dd221fe072

  • SSDEEP

    1536:oBFpc8Z5dGYzabvawh+/C6vSX/QOcy/WPPqUs/uoDjSBSc7UtYVL:oa85dGCabvaw4/moOcy/R/1W0cgteL

Malware Config

Extracted

Family

xworm

C2

19.ip.gl.ply.gg:65468

speed-wheat.gl.at.ply.gg:65468

XWorm V5.2:123

Attributes
  • Install_directory

    %AppData%

  • install_file

    Delta.exe

Signatures

  • Detect Xworm Payload 3 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Drops startup file 2 IoCs
  • Executes dropped EXE 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 10 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\читы.exe
    "C:\Users\Admin\AppData\Local\Temp\читы.exe"
    1⤵
    • Drops startup file
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2060
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\читы.exe'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2860
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'читы.exe'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2576
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Roaming\Delta.exe'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2452
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'Delta.exe'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2444
    • C:\Windows\System32\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "Delta" /tr "C:\Users\Admin\AppData\Roaming\Delta.exe"
      2⤵
      • Creates scheduled task(s)
      PID:1908
  • C:\Windows\system32\taskmgr.exe
    "C:\Windows\system32\taskmgr.exe" /4
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:2620
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {9A5AE5AF-AECA-4007-B5F0-1C4C022A808D} S-1-5-21-3627615824-4061627003-3019543961-1000:SCFGBRBT\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2184
    • C:\Users\Admin\AppData\Roaming\Delta.exe
      C:\Users\Admin\AppData\Roaming\Delta.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:1180
    • C:\Users\Admin\AppData\Roaming\Delta.exe
      C:\Users\Admin\AppData\Roaming\Delta.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:876
    • C:\Users\Admin\AppData\Roaming\Delta.exe
      C:\Users\Admin\AppData\Roaming\Delta.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:2856

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Delta.exe

    Filesize

    102KB

    MD5

    58174445e23753c941d39dc0453ac348

    SHA1

    40e3a9047c49cbae6818297adcd03896d28364c2

    SHA256

    1e5034d37e7751fb4039157219aee679bf76a8d3b0185a86c0d2255477a58171

    SHA512

    523ef9adae27b83d87166be13e87944d3816cad08103b65ae2c964bf8828c0c949030e9e967d56b2bf40bba5b9466f8e4d21ccc220892c5f9365e2dd221fe072

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\7RJ30SFF6C8VLZXYVG3Q.temp

    Filesize

    7KB

    MD5

    2193ed7685c275d6d15011a19ad32f56

    SHA1

    1829ef942a6552558fe1649a5ed9433f03473bd5

    SHA256

    f910cf82754eb19f99d045f43ec98a8c1c19aa77524f7ce889b035416b2bb3a4

    SHA512

    df4a7b035c233ac59f7fd9089073a398fb016530d5c55877c0c6b127516694b15ac8cd7369ed23ff468992f8beed08c2c2eca219554363cf736a8ad7a1e61c3e

  • memory/1180-37-0x00000000012F0000-0x0000000001310000-memory.dmp

    Filesize

    128KB

  • memory/2060-32-0x000000001B2E0000-0x000000001B360000-memory.dmp

    Filesize

    512KB

  • memory/2060-1-0x0000000000EE0000-0x0000000000F00000-memory.dmp

    Filesize

    128KB

  • memory/2060-40-0x000000001B2E0000-0x000000001B360000-memory.dmp

    Filesize

    512KB

  • memory/2060-0-0x000007FEF56E3000-0x000007FEF56E4000-memory.dmp

    Filesize

    4KB

  • memory/2060-33-0x000007FEF56E3000-0x000007FEF56E4000-memory.dmp

    Filesize

    4KB

  • memory/2576-14-0x000000001B7D0000-0x000000001BAB2000-memory.dmp

    Filesize

    2.9MB

  • memory/2576-15-0x0000000001E00000-0x0000000001E08000-memory.dmp

    Filesize

    32KB

  • memory/2620-27-0x0000000140000000-0x00000001405E8000-memory.dmp

    Filesize

    5.9MB

  • memory/2620-26-0x0000000140000000-0x00000001405E8000-memory.dmp

    Filesize

    5.9MB

  • memory/2620-38-0x0000000140000000-0x00000001405E8000-memory.dmp

    Filesize

    5.9MB

  • memory/2620-39-0x0000000140000000-0x00000001405E8000-memory.dmp

    Filesize

    5.9MB

  • memory/2860-8-0x0000000001FC0000-0x0000000001FC8000-memory.dmp

    Filesize

    32KB

  • memory/2860-7-0x000000001B7C0000-0x000000001BAA2000-memory.dmp

    Filesize

    2.9MB

  • memory/2860-6-0x0000000002BD0000-0x0000000002C50000-memory.dmp

    Filesize

    512KB